The paper analyzes the soil water dynamics and water requirement law of alfalfa,feed maize and ensile maize under 3 kinds of water-saving irrigation conditions through experimental study on the crops.

对节灌溉条件的紫花苜蓿、饲料玉米和青贮玉米需量进行了试验,析了不同灌溉平3种饲草料作物的土态和需规律。